That means, starting next week, gamers who want to play the games at Zynga.com won't need a Facebook account to do so. Currently, users have to log in to Facebook to play. It's a reminder that Zynga, which has been trying to remake itself into a gaming platform rather than just a game developer, still depends on Facebook as a platform.

Really, this doesn't change too much. Zynga is trying to set itself apart from Facebook, but it knows it can't cut its former partner out of the picture entirely.

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"We also wanted to make sure that existing Zynga.com players continue to have the best experience possible so you don't have to start from scratch," Zynga's blog reads. "All players will have the option to connect with Facebook and keep your game friends and game progress, while deciding what you share with your gaming community."